型号 / 厂家，封装，批号，备注，订购

SN74LS641N3 / TI,,04+,上海实货库存!欢迎查询! 订购 PDF文档

SN74LS6421N / TI,,06+,库房现货010-51901725 订购 PDF文档

SN74LS642D / ,,07+,全新原装现货库存 订购 PDF文档

SN74LS642M / ,,,原装现货 订购 PDF文档

SN74LS642N-1 / TI,,01+,全新原装010-51901725/6 订购 PDF文档

SN74LS642N-1 .. / TI,,04+,上海实货库存!欢迎查询! 订购 PDF文档

SN74LS642N-1.. / TI,,04+,上海实货库存!欢迎查询! 订购 PDF文档

SN74LS6431N / TI,,04+,上海实货库存!欢迎查询! 订购 PDF文档

SN74LS644-1DW / ,,07+,全新原装现货库存 订购 PDF文档

SN74LS6441N / TI,,06+,库房现货010-51901725 订购 PDF文档